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Mount Vernon township, South Dakota

Mount Vernon township profile, demographic data, and geographic information.

Mount Vernon township is a geographic entity located in Davison County, South Dakota. As of official census estimates, it has a reported population of 167. The land area covers 36.17 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population (2025 PEP Estimate) 167 — 2025 / Census
Median Age 37 yrs ±8.6 2020-2024 / Census ACS 5-Year 2024
Total Households 66 ±24 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 66 ±24
Occupied Housing Units 66 ±24
Vacant Housing Units 0 ±10
Median Home Value $250,000 ±$57,191
Median Gross Rent Suppressed —
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $105,000 ±$50,143
Per Capita Income $55,027 ±$33,701
Poverty Rate 0% ±5.1%
Population Below Poverty Level 0 ±10
Unemployment Rate 2.9% ±3.7%
Civilian Labor Force, Employed 101 ±40
Broadband Internet Rate 84.8% ±7.8%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
TOWNSHIP OF MOUNT VERNON
GUS Population: 167 (2024)
ID: 175256
Township Official Local Government
Contact: CLERK
25197 398TH AVE, MOUNT VERNON SD 57363-5328
GUS Population: 19,907 (2024)
ID: 134542
County Official County Government
Contact: COUNTY AUDITOR
200 E 4TH AVE, MITCHELL SD 57301-2692

Education

Listing 10 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Mount Vernon PK-05 Mount Vernon, SD
Regular School Mount Vernon 09-12 Mount Vernon, SD
Regular School Mount Vernon 06-08 Mount Vernon, SD
Regular School Nearby KG-08 Mitchell, SD
Regular School Nearby 09-12 Mitchell, SD
Alternative School Nearby 09-12 Plankinton, SD
Alternative School Nearby 04-08 Plankinton, SD
Regular School Nearby PK-05 Stickney, SD
Special Education School Nearby 09-12 Plankinton, SD
Special Education School Nearby 05-08 Plankinton, SD
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 6 civic institutions across 2 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
Dakota Wesleyan University
College 10.6 mi away 1200 W University Ave, Mitchell, SD, 57301-4398
6059952600
MITCHELL PUBLIC LIBRARY
Library 10.6 mi away 221 N DUFF STREET, MITCHELL, SD, 57301
(605) 995-8480
Mitchell Technical College
College 12.2 mi away 1800 E. Spruce Street, Mitchell, SD, 57301
6059953025
PLANKINTON COMMUNITY LIBRARY
Library 12.4 mi away 404 E DAVENPORT, PLANKINTON, SD, 57368
(605) 942-7600
WOONSOCKET COMMUNITY LIBRARY
Library 21.8 mi away 101 N 2ND, WOONSOCKET, SD, 57385
(605) 796-1412
WHITE LAKE COMMUNITY LIBRARY
Library 23.9 mi away 111 MAIN ST, WHITE LAKE, SD, 57383
(605) 249-2301
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MITCHELL, SD US, located 8.3 miles from Mount Vernon township. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 27.3° 9.3° 18.3° 0.61" 5.6"
February 32.4° 13.4° 22.9° 0.76" 8.3"
March 45.2° 25.1° 35.1° 1.26" 5.8"
April 58.6° 36.5° 47.6° 2.76" 6.0"
May 70.3° 48.7° 59.5° 3.69" 0.0"
June 80.9° 59.5° 70.2° 3.95" 0.0"
July 87.0° 65.3° 76.1° 3.02" 0.0"
August 84.0° 62.1° 73.0° 3.09" 0.0"
September 76.1° 53.0° 64.6° 2.64" 0.0"
October 60.9° 39.1° 50.0° 2.11" 0.6"
November 44.8° 25.5° 35.1° 1.12" 4.1"
December 30.8° 14.5° 22.7° 0.77" 10.2"
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Mount Vernon city City 2.4 mi —
Loomis CDP CDP 7.4 mi —
Mitchell city City 9.7 mi —
Storla CDP CDP 10.2 mi —
Letcher town Town 11.8 mi —
Plankinton city City 12.5 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 4603544140. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.